[Versatile Compatibility] Suitable for all telescope types, including reflectors, refractors, dobsonians, mak cas, and , fitting 63 to 89mm outer diameter telescopes with ease.
[Precise Focusing] The bahtinov mask eliminates guesswork, ensuring quick and optimal focus under various visual conditions for your telescope.
[Secure & Stable] Three metal columns prevent slipping, keeping the mask centered for central alignment and compatibility with a wide range of telescopes.
[Durable Material] Thin yet sturdy 1mm aluminum alloy construction maintains balance without causing damage to the telescope, ensuring longevity and performance.
[Innovative Design] The focus creates 3 pairs of rays for precise focus alignment, offering a unique solution for achieving optimal focus.